MORSE Jobber Length Drill Bit, Series: 1344, Imperial, #18 Drill - Wire, 0.1695 in Drill - Decimal Inch, 3-1/4 in Overall Length, 2-1/8 in Cutting Depth, Slow Spiral Flute, 2-1/8 in Flute Length, 0.169 in Shank, Straight Shank, 118 deg Point, Standard Point, Right Hand Cutting Direction, HSS Cutting Edge, No Through Coolant, HSS, Bright, Applicable Materials: Brass, Bronze, Hard Plastic and Hard Rubber